Last Thursday, April 16th (the last day of Passover) there may have been a Google search ranking update. There was 100% chatter and some of the rank checking tools notices blips in changes on that day. Google has not confirmed any update but there may have been a small one.
Here is some of the chatter from WebmasterWorld:
I have to say, the chatter in the SEO forums over the past month is slower than normal. Just might be an impact of the COVID-19 situation, where working from home leaves less time for forums?
Here are the tracking tools, notice the date around April 16th:
Did you notice any changes to your Google rankings and traffic this past Thursday or so?
Forum discussion at WebmasterWorld.